750-841 WAGO, 750-841 Datasheet - Page 188

• Manufacturer Part Number: 750-841
• Description: CONTR.ETHERNET TCP/IP 10/100MBIT
• Manufacturer: WAGO

Specifications of 750-841

• Rohs Compliant: YES
• No. Of Digital Inputs: 10
• No. Of Digital Outputs: 10

180 •
4.3.2 Characteristics of the EtherNet/IP Protocol Software
EtherNet/IP (Ethernet/Industrial Protocol)
Characteristics of the EtherNet/IP Protocol Software
Level 1
Level 2
In order to clarify the interrelationships between DeviceNet, ControlNet and
EtherNet/IP, the following diagram presents the associated ISO/OSI reference
model.
7 Application
6 Presentation
5 Session
4 Transport
3 Network
2 Data Link
1 Physical
(e.g. positioning controllers, semi-conductors, pneumatic valves)
layer
layer
layer
layer
layer
layer
layer
• Unconnected Message Manager (UCMM) Client and Server
• 128 Encapsulation Protocol sessions
• 128 Class 3 or Class 1 Connections combined
Level 1: Explicit Messages Server
Level 2: Level 1 + I/O Messages Server
Class 3 connection – explicit messages (connection oriented,
Class 1 connection – I/O messages (connection oriented, client
CIP message routing, connection management
DeviceNet or ControlNet
DeviceNet or ControlNet
CAN (CSMA/NBA) or
ControlNet (CTDMA)
(transmission control,
Application device profiles
physical interface
addressing)
(explicit messages, I/O messages)
CIP data management services
transport
CIP application object library
client and server)
and server)
physical interface
Encapsulation
TCP
(CSMA/CD)
Ethernet
Ethernet
protocol
IP
UDP
WAGO-I/O-SYSTEM 750
ETHERNET TCP/IP
ETHERNET/IP
CIP